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图的上可嵌入性与独立数、非邻节点度和
本文研究了图的上可嵌入性与独立数、非邻节度点和之间的`关系,得到了一些新的上可嵌入图类,推广了一个相关结果.从而,为进一步研究图的上可嵌入性提供了一定的理论基础.
作 者:欧阳章东 黄元秋 张启明 OUYANG ZHANGDONG HUANG YUANQIU ZHANG QIMING 作者单位:欧阳章东,黄元秋,OUYANG ZHANGDONG,HUANG YUANQIU(湖南师范大学数学系,长沙,410081)张启明,ZHANG QIMING(湖南工业大学数学系,长沙,41)
刊 名:应用数学学报 ISTIC PKU英文刊名:ACTA MATHEMATICAE APPLICATAE SINICA 年,卷(期):2007 30(4) 分类号:O157.5 关键词:图 Betti亏数 上可嵌入性 独立数非绝对模糊积分,绝对可积性与积分的绝对值不等式
Absolute integrability and its absolute value inequality for fuzzy-number-valued functions are worth to be considered. In this paper, absolute integrability and its absolute valueine quality for fuzzy-number-valued functions are discussed by means of the characteristic theorems of nonabsolute fuzzy integrals and the embedding theorem, i.e., the fuzzy number space can be embedded into a concrete Banach space. Several necessary and sufficient conditions and examples are given.
作 者:巩增泰 GONG Zeng Tai 作者单位:College of Mathematics and Information Science, Northwest Normal University, Gansu 730070, China 刊 名:数学研究与评论 ISTIC PKU英文刊名:JOURNAL OF MATHEMATICAL RESEARCH AND EXPOSITION 年,卷(期):2008 28(3) 分类号:O159.2 关键词:fuzzy numbers fuzzy-number-valued functions absolute integrability